In the early 1990s, one thing was fairly certain about the expansion of the universe. It might have enough energy density to stop its expansion and recollapse, it might have so little energy density that it would never stop expanding, but gravity was certain to slow the expansion as time went on. Granted, the slowing […]
Dark Energy Poster – Exoplanet Exploration: Planets Beyond our
Dark energy, Definition, Discoverers, & Facts
Dark Energy Poster – Exoplanet Exploration: Planets Beyond our
Dark Matter & Dark Energy - NASA Science
Dark matter - Wikipedia
NASA Scientists look for ways to measure Dark Matter and Dark
Dark Matter, Dark Energy Focus of Early Career Research Award
Dark Matter NASA Space Place – NASA Science for Kids
Roman Space Telescope Dark Energy